Visibility Disc acc. to Secchi, 3m steel rope, ma Back Catalog number: 443590 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 443590-001 Spare Rope for Visibility Disc acc. to Secchi Price on request 445500 Rod Held Current Meter RHCM 270 Price on request 443591 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request